Gmail Labs Adds Previews For Yelp, Picasa, YouTube, Flickr

Imagine if it wasn't necessary to click a link to view a photo album or YouTube video? Now if you go into your Gmail Labs under Settings and enable YouTube videos (you can watch the entire clip right from your inbox), Flickr and Picasa preview, and Yelp review preview, you can see everything inside your mail window. Yes, Gmail will automatically detect links from various sites and show you previews right from your email message.